Perhaps you should try some spelling variations:
"supply urban integration theories." » "supply urban integration through.", "supply urban integration efforts.", "supply urban integration reforms.", "supply european integration theories.", "supply global integration theories.", "supply trade integration theories.", "supply rural integration theories."
"supply chain integration theory." » "supply chain integration through.", "supply chain information theory.", "supply chain integration report.", "supply trade integration theory.", "supply data integration theory.", "supply grid integration theory."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply urban integration theories.") OR ("supply chain integration theory."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"supply urban integration theories.\") OR (\"supply chain integration theory.\"))*".
• Removing quotes may allow a broader search: (( supply urban integration theories. ) OR ( supply chain integration theory. ))*.